<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body action="login" method="post">
<form>
    <p>
        姓名<input type="text" name="username">

    </p>
    <p>
        年龄<input type="text" name="userage">
    </p>
    <p>
        电话号码<input type="text" naem="telnum">
    </p>
    <p>
        <button type="submit">提交</button>
    </p>
</form>
</body>
</html>